75 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Hollister: Mejia services heating and AC, CR Score 62/100; 4.7★ from 87 Google reviews; open 24/7.
Best for emergencies (open 24/7): Extreme Air, Inc., posts 24/7 hours; ranked #2 of 75.
Most-reviewed: San Jose HVAC Heating & Air Conditioning Center South Valley, 1,565 Google reviews at 4.1★, the most of 75 ranked; ranked #8.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
75 Hollister HVAC contractors are ranked here by CR Score, from ten published factors. 21 are open 24/7, 40 open Saturdays and 30 open Sundays, based on posted hours. The median Google rating is 4.9★ across 75 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Mejia services heating and AC | 62 | 4.7★ (87) | Hollister | 24/7 | Overall |
| 2 | Extreme Air, Inc. | 59 | 4.9★ (16) | Hollister | 24/7 | Emergencies |
| 3 | Climate Pro's Heating and Cooling | 58 | 5.0★ (101) | Hollister | — | — |
| 4 | Advantage Heating and Sheet Metal Inc | 58 | 4.9★ (116) | Hollister | — | — |
| 5 | Central Cal Heating and Air Conditioning | 58 | 4.8★ (25) | Hollister | Sat · Sun | — |
| 6 | Avila Plumbing And Heating Services | 58 | 4.9★ (54) | Hollister | 24/7 | — |
| 7 | Acoustic Air & Heating | 57 | 5.0★ (62) | Salinas, 19 mi away | 24/7 | — |
| 8 | San Jose HVAC Heating & Air Conditioning Center South Valley | 57 | 4.1★ (1,565) | Gilroy, 14 mi away | — | Most reviews |
| 9 | Silicon Valley Air Experts | 56 | 5.0★ (73) | Morgan Hill, 24 mi away | 24/7 | — |
| 10 | Reliable Heating & Cooling Salinas | 56 | 5.0★ (25) | Prunedale, 15 mi away | 24/7 | — |
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Ranked #1 because of its Google rating and trade focus: 4.7★ from 87 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hollister
Ranked #2 because of its Google rating and trade focus: 4.9★ from 16 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hollister
Ranked #3 because of its Google rating and trade focus: 5.0★ from 101 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hollister
Ranked #4 because of its Google rating and trade focus: 4.9★ from 116 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hollister
Ranked #5 because of its Google rating and trade focus: 4.8★ from 25 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hollister
Ranked #6 because of its Google rating and trade focus: 4.9★ from 54 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Salinas, 19 mi away
Ranked #7 because of its Google rating and trade focus: 5.0★ from 62 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Gilroy, 14 mi away
Ranked #8 because of its Google rating and review volume: 4.1★ from 1,565 Google reviews, the most in Hollister.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Morgan Hill, 24 mi away
Ranked #9 because of its Google rating and trade focus: 5.0★ from 73 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Prunedale, 15 mi away
Ranked #10 because of its Google rating and trade focus: 5.0★ from 25 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hollister
Ranked #11 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Gilroy, 14 mi away
Ranked #12 because of its Google rating and trade focus: 5.0★ from 35 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hollister
Ranked #13 because of its Google rating and trade focus: 5.0★ from 14 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hollister
Ranked #14 because of its Google rating and trade focus: 3.0★ from 4 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Morgan Hill, 23 mi away
Ranked #15 because of its Google rating and trade focus: 4.8★ from 53 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Monterey, 17 mi away
Ranked #16 because of its Google rating and trade focus: 4.9★ from 44 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Gilroy, 15 mi away
Ranked #17 because of its Google rating and trade focus: 5.0★ from 143 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Prunedale, 8 mi away
Ranked #18 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Marina, 24 mi away
Ranked #19 because of its Google rating and trade focus: 4.8★ from 37 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Gilroy, 17 mi away
Ranked #20 because of its Google rating and trade focus: 5.0★ from 115 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Morgan Hill, 23 mi away
Ranked #21 because of its Google rating and trade focus: 5.0★ from 184 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Gilroy, 21 mi away
Ranked #22 because of its Google rating and trade focus: 5.0★ from 34 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Salinas, 19 mi away
Ranked #23 because of its Google rating and trade focus: 4.2★ from 20 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Morgan Hill, 23 mi away
Ranked #24 because of its Google rating and trade focus: 5.0★ from 16 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Salinas, 19 mi away
Ranked #25 because of its Google rating and trade focus: 4.3★ from 32 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile. We publish the top 50 of 75 ranked HVAC contractors here; the rest are on their profiles.
20 more HVAC contractors within 25 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.
| Business | Google rating | Distance |
|---|---|---|
| 5 Star Plumbing Heating and AC LLC | 5.0★ (2) | 17 mi |
| Asco Services Inc | In Hollister | |
| Bay Climate Mechanical Group | In Hollister | |
| Bizarro And Sons Garage Door's Services | 5.0★ (15) | 15 mi |
| Bogner HVAC | 4.8★ (25) | 22 mi |
| Coastline Mechanical | 5.0★ (12) | 17 mi |
| Core Cooling & Heating Team | In Hollister | |
| Cross Flow Mechanical | In Hollister | |
| Dirty Duct Guys LLC | 5.0★ (3) | In Hollister |
| Duerr Heating & Air Conditioning | 4.2★ (5) | 23 mi |
| Excel Heating & Sheet Metal | In Hollister | |
| Gold Coast Refrigeration | 5.0★ (1) | In Hollister |
| Hardy Quality Air, Inc. | 4.7★ (27) | 22 mi |
| Hollister Roofing | 5.0★ (65) | In Hollister |
| JP Mechanical Services, Inc. | In Hollister | |
| Redstar Plumbing & Heating | In Hollister | |
| Rianda Air, Inc. | 5.0★ (2) | In Hollister |
| Sears Heating and Air Conditioning | In Hollister | |
| Staley's Heating & Sheet Metal | 3.7★ (3) | 14 mi |
| Trillo Co Inc | 5.0★ (2) | In Hollister |
National price ranges in USD, not adjusted for Hollister. Each row names its basis and the month we checked it.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| AC replacement | $3,887 | $5,978 | $8,073 | Per system, installed (unit plus labor); typical range of customer-reported jobs. US national range | October 2026 |
| Furnace replacement | $2,823 | $4,814 | $6,896 | Per system, installed; typical range of customer-reported jobs. US national range | October 2026 |
In California, Contractors State License Board (CSLB) licenses C-20 Warm-Air Heating, Ventilating and Air-Conditioning contractor license.
Jobs of $1,000 or more in labor and materials (from January 1, 2025).
No chip usually means we have not matched a state record yet. Check the lookup yourself before you hire.
Guide checked October 2026. How we verify licenses
California's HVAC demand peaks during summer heat waves and the first cold snaps. Spring and fall are the easiest times to book maintenance.
We scored 75 Hollister HVAC contractors on ten factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. A business with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, not counted as zero. Scores last refreshed October 22, 2026.
Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.
| Factor | Weight | Computed from | In Hollister data |
|---|---|---|---|
| Reputation | 25% | Google star rating, adjusted for how many reviews back it | Measured |
| Credentials | 15% | Active state license, bond and workers’ comp on file | Not yet collected |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list | Measured |
| Recency | 5% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 5% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) | Measured |
| Proximity | 5% | Based in the city scores highest, less the farther away it is | Measured |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) | Measured |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically | Measured |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are | Measured |